FR557904A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Stenography machine
Assignee: Pigier SA Des Ets
•
Filing: 1922-10-27
•
Granted: 1923-08-18
•
Expires: 1942-10-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 13:46
CPC Classifications
B; B41; B41J; B41J3/00; B41J3/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.